A visual explanation of how fire helps release the seeds of knobcone, bishop, and Monterey pine trees, plus a fun experiment to try at home!
Rats don’t have the best reputation, but you’ve gotta respect these adaptable survivors! Here’s how to identify your city’s rats.
When to find and how to identify the three whales that regularly visit the California coast.
If you go into the woods and listen, you may hear great horned owl duets, the trill of western screech owls, toots of northern saw-whet owls, or the daytime call of the northern pygmy owl.
Try tracking a single iris over time.
Three subspecies of chestnut-backed chickadee inhabit the Bay Area. But the populations are merging.
See evidence of “gravitational wasting” erosion on Bay Area hillsides.
Vetch and Argentine ants cooperate, exchanging food for protection.